| 16167 | Onabasulu | aida | | | Shaw (1986) | |
| 14299 | Ömie | nioʔi | two | | Dutton (2010) | |
| 3737 | Omati | hatarari | | | Franklin (1973) | |
| 244611 | Olo | wiŋkes | | | Laycock (1968) | |
| 75553 | Oirata | 'ei | | | Taber (1993) | |
| 180956 | Ogea | ŋanonoŋa | | | Z'graggen (1980) | two |
| 16267 | Odoodee (Kalamo Dialect) | hɔma kɔna | | | Shaw (1986) | |
| 16367 | Odoodee (Hesif Dialect) | wɔlugu | | | Shaw (1986) | |
| 197467 | Odiai | tinʌnʌ | | | Conrad and Dye (1975) | |
| 214654 | Obokuitai | tio | | | Clouse (1997) | |
| 200056 | Numanggang (Tumung Dialect) | lufo:m | | | Retsema et al. (2009) | |
| 200132 | Numanggang (Kawalang Dialect) | lufo:m | | | Retsema et al. (2009) | |
| 199960 | Nuk (Tunam Dialect) | təpwet | | | Retsema et al. (2009) | |
| 199847 | Nuk (Tamben Dialect) | təpɛt | | | Retsema et al. (2009) | |
| 1028 | Northeast Kiwai (Urama Dialect) | netoʔa | | | Wurm (1973) | |
| 3012 | Northeast Kiwai (Gope Dialect) | netoʔa | | | Wurm (1973) | |
| 31505 | Northeast Kiwai (Gibaio Dialect) | nɛtoʌti: | | | Wurm (1973) | |
| 17317 | Northeast Kiwai (Arigibi Dialect) | 'nɛ́t:oʌ | | | Wurm (1973) | |
| 125045 | Nobonob | ar̃is | | | Z'graggen (1980) | two |
| 125046 | Nobonob | aris | | | Z'graggen (1980) | two |
| 244617 | Ningil | wilal | | | Laycock (1968) | |
| 20863 | Ninggerum | hadop | | | Voorhoeve (1975) | |
| 246348 | Nimo | tiĩ | | | SIL (1963) | |
| 198271 | Nimo | ti: | | | Conrad and Dye (1975) | |
| 25847 | Nimboran | namuan | | | Voorhoeve (1975) | |
| 193450 | Nend | undəmajᵊ | | | Z'graggen (1980) | two |
| 200226 | Nek (Goambot Dialect) | təpet | | | Retsema et al. (2009) | |
| 38793 | Nedebang | αr'aku | | | Stokhof (1975) | |
| 20419 | Ndom | thef | | | Voorhoeve (1975) | |
| 244647 | Namia | pəli | | | Laycock (1968) | |
| 23501 | Nalca | phein | | | Voorhoeve (1975) | |
| 125032 | Nake | ariay | | | Z'graggen (1980) | two |
| 199012 | Nakame (Wasin Dialect) | lupɛt | | | Retsema et al. (2009) | |
| 198892 | Nakame (Sokan Dialect) | lɨpet | | | Retsema et al. (2009) | |
| 198772 | Nakame (Sikalan Dialect) | lɨpɛt | | | Retsema et al. (2009) | |
| 199258 | Nakame (Popof Dialect) | lifɛt | | | Retsema et al. (2009) | |
| 199656 | Nakame (Munguleng Dialect) | lifom | | | Retsema et al. (2009) | |
| 199754 | Nakame (Gufin Dialect) | lifet | | | Retsema et al. (2009) | |
| 199131 | Nakame (Dzenzen Dialect) | lupɛq | | | Retsema et al. (2009) | |
| 214097 | Nakai | ˈʔɑːqɛʁɔm | | | Hughes (2009) | |
| 197833 | Nagatiman | teǏɛʔ | | | Conrad and Dye (1975) | |
| 26127 | Nafri | be | | | Voorhoeve (1975) | |
| 24171 | Nabi | ru | | | Voorhoeve (1975) | |
| 244624 | Nabi | mantio | | | Laycock (1968) | |
| 90571 | Nabak | dzut | two | | McElhanon (1967) | two |
| 20943 | Muyu, South | arop | | | Voorhoeve (1975) | |
| 20903 | Muyu, North | ayoop | | | Voorhoeve (1975) | |
| 143912 | Musar | ɛlɛp | | | Z'graggen (1980) | (two) |
| 193452 | Musak | agrɛnda | | | Z'graggen (1980) | two |
| 125030 | Murupi | ʌlieta | | | Z'graggen (1980) | two |
